FKIE_CVE-2021-3806

Vulnerability from fkie_nvd - Published: 2021-09-18 14:15 - Updated: 2026-05-18 09:16
Severity
5.3 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
5.9 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Summary
A path traversal vulnerability on Pardus Software Center's "extractArchive" function could allow anyone on the same network to do a man-in-the-middle and write files on the system.
References
iletisim@usom.gov.trhttps://pentest.blog/pardus-21-linux-distro-remote-code-execution-0day-2021/Exploit, Third Party Advisory
iletisim@usom.gov.trhttps://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-21-0754
iletisim@usom.gov.trhttps://www.usom.gov.tr/bildirim/tr-21-0754Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://pentest.blog/pardus-21-linux-distro-remote-code-execution-0day-2021/Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.usom.gov.tr/bildirim/tr-21-0754Third Party Advisory
Impacted products
Vendor Product Version
tubitak pardus_software_center *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:tubitak:pardus_software_center:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "25121918-E008-4595-82EB-1A9511E5BF72",
              "versionEndExcluding": "0.1.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A path traversal vulnerability on Pardus Software Center\u0027s \"extractArchive\" function could allow anyone on the same network to do a man-in-the-middle and write files on the system."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de salto de ruta en la funci\u00f3n \"extractArchive\" de Pardus Software Center podr\u00eda permitir a cualquiera en la misma red hacer un ataque de tipo man-in-the-middle y escribir archivos en el sistema"
    }
  ],
  "id": "CVE-2021-3806",
  "lastModified": "2026-05-18T09:16:22.113",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 7.1,
          "confidentialityImpact": "NONE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:C/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 6.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "LOW",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.4,
        "source": "iletisim@usom.gov.tr",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.9,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Secondary"
      }
    ]
  },
  "published": "2021-09-18T14:15:07.427",
  "references": [
    {
      "source": "iletisim@usom.gov.tr",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://pentest.blog/pardus-21-linux-distro-remote-code-execution-0day-2021/"
    },
    {
      "source": "iletisim@usom.gov.tr",
      "url": "https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-21-0754"
    },
    {
      "source": "iletisim@usom.gov.tr",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.usom.gov.tr/bildirim/tr-21-0754"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://pentest.blog/pardus-21-linux-distro-remote-code-execution-0day-2021/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.usom.gov.tr/bildirim/tr-21-0754"
    }
  ],
  "sourceIdentifier": "iletisim@usom.gov.tr",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ],
      "source": "iletisim@usom.gov.tr",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Secondary"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.